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Cheap flights from Rome Fiumicino Airport to St. Louis from $347

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome Fiumicino Airport to St. Louis departing on 5/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Rome Fiumicino Airport to St. Louis

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Rome Fiumicino Airport to St. Louis.
Air Canada Logo
7:10 am - 7:57 pmFCO-STL
19h 47m2 stops
Air Canada Logo
1:30 pm - 9:15 amSTL-FCO
12h 45m1 stop
$775Air Canada
Find Deal
Thu, Sep 18 - Wed, Sep 24
Air Canada Logo
7:10 am - 7:57 pmFCO-STL
19h 47m2 stops
Air Canada Logo
9:17 am - 11:45 amSTL-FCO
19h 28m2 stops
$784Air Canada
Find Deal
Thu, Sep 18 - Wed, Sep 24
United Airlines Logo
11:30 am - 7:58 pmFCO-STL
15h 28m1 stop
United Airlines Logo
9:40 am - 7:55 amSTL-FCO
15h 15m1 stop
$785United Airlines
Find Deal
Wed, May 7 - Mon, May 19
United Airlines Logo
11:30 am - 7:58 pmFCO-STL
15h 28m1 stop
United Airlines Logo
1:00 pm - 1:15 pmSTL-FCO
17h 15m1 stop
$789United Airlines
Find Deal
Wed, May 7 - Sun, May 11
United Airlines Logo
11:30 am - 7:58 pmFCO-STL
15h 28m1 stop
United Airlines Logo
5:27 pm - 9:15 amSTL-FCO
32h 48m2 stops
$790United Airlines
Find Deal
Sat, Jun 7 - Sat, Jun 14
Delta Logo
6:30 am - 8:49 pmFCO-STL
21h 19m2 stops
Delta Logo
2:15 pm - 2:50 pmSTL-FCO
17h 35m2 stops
$801Delta
Find Deal
Wed, May 7 - Sun, May 11
Delta Logo
6:30 am - 8:49 pmFCO-STL
21h 19m2 stops
Delta Logo
6:05 pm - 4:35 pmSTL-FCO
15h 30m2 stops
$802Delta
Find Deal
Wed, May 7 - Mon, May 19
British Airways Logo
11:15 am - 9:52 pmFCO-STL
17h 37m2 stops
British Airways Logo
5:00 am - 9:00 amSTL-FCO
21h 00m1 stop
$823British Airways
Find Deal
Wed, May 7 - Sun, May 11
British Airways Logo
12:15 pm - 9:52 pmFCO-STL
16h 37m2 stops
British Airways Logo
7:30 pm - 7:15 pmSTL-FCO
16h 45m2 stops
$846British Airways
Find Deal
Wed, May 7 - Sun, May 11
American Airlines Logo
12:15 pm - 9:52 pmFCO-STL
16h 37m2 stops
American Airlines Logo
9:36 am - 7:05 amSTL-FCO
14h 29m2 stops
$1,052American Airlines
Find Deal
Wed, May 7 - Sun, May 11

Air Canada flights from Rome Fiumicino Airport to St. Louis

Our best Air Canada deals on Rome Fiumicino Airport to St. Louis flight tickets
Air Canada
Sep 18
FCO7:10 amRome Fiumicino
19h 47m
2 stops
STL7:57 pmLambert-St Louis
Sep 24
STL1:30 pmLambert-St Louis
12h 45m
1 stop
FCO9:15 amRome Fiumicino
Air Canada
Sep 18
FCO7:10 amRome Fiumicino
19h 47m
2 stops
STL7:57 pmLambert-St Louis
Sep 24
STL9:17 amLambert-St Louis
19h 28m
2 stops
FCO11:45 amRome Fiumicino
Air Canada
May 7
FCO11:30 amRome Fiumicino
15h 28m
1 stop
STL7:58 pmLambert-St Louis
May 11
STL7:30 amLambert-St Louis
18h 45m
2 stops
FCO9:15 amRome Fiumicino

United Airlines flights from Rome Fiumicino Airport to St. Louis

Our best United Airlines deals on Rome Fiumicino Airport to St. Louis flight tickets
United Airlines
May 7
FCO11:30 amRome Fiumicino
15h 28m
1 stop
STL7:58 pmLambert-St Louis
May 19
STL9:40 amLambert-St Louis
15h 15m
1 stop
FCO7:55 amRome Fiumicino
United Airlines
May 7
FCO11:30 amRome Fiumicino
15h 28m
1 stop
STL7:58 pmLambert-St Louis
May 11
STL1:00 pmLambert-St Louis
17h 15m
1 stop
FCO1:15 pmRome Fiumicino
United Airlines
Jun 7
FCO11:30 amRome Fiumicino
15h 28m
1 stop
STL7:58 pmLambert-St Louis
Jun 14
STL5:27 pmLambert-St Louis
32h 48m
2 stops
FCO9:15 amRome Fiumicino

See travel insights to St. Louis from

How to get the cheapest flight ticket from Rome Fiumicino Airport to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Thursday when prices can be found for as low as $786. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $947. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Rome Fiumicino Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $929 when looking at flights departing at noon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $947 per ticket.

When to book flights from Rome Fiumicino Airport to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Rome Fiumicino Airport to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rome Fiumicino Airport to St. Louis (FCO to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rome Fiumicino Airport to St. Louis

Best Price Found

$347

Fastest flight time

13h 02m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Rome Fiumicino Airport in the past 72 hours is $347. The best round-trip flight deal from Rome Fiumicino Airport to St. Louis found on momondo in the last 72 hours is $775.
The fastest flight from Rome Fiumicino Airport to St. Louis takes 13h 02m
There are no direct flights from Rome Fiumicino Airport to St. Louis. Popular non-direct route for this connection is Rome Fiumicino Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • How far is Rome Fiumicino to Lambert-St Louis by plane?

    The straight-line distance from Rome Fiumicino to Lambert-St Louis is 5048.2 mi. Flights usually cover this in 15h 28m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Rome Fiumicino Airport to Lambert-St Louis Airport?

    Prices for flights from Rome Fiumicino Airport to Lambert-St Louis Airport are updated daily.

  • How old do you have to be to fly from Rome Fiumicino Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rome Fiumicino Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Florissant
Maryland Heights
Hermann
Fairview Heights
Collinsville
Fenton
Farmington
O'Fallon
St. Peters
Wentzville
Alton
Glencoe
Eureka
Edwardsville
Festus
Clayton
Grafton
Litchfield

Why use momondo?

Why should I use momondo to find a flight deal from Rome to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Rome.

Can I find flights from Rome to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Rome with this policy.

How can momondo help me find flights from Rome to St. Louis?

momondo provides multiple filters to help you find the best flight to St. Louis from Rome. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Rome to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Rome to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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